Update agents/dotnet-fullstack-mentor.agent.md

Co-authored-by: Aaron Powell <me@aaron-powell.com>

Author: NehaGitHubAcc

agents/dotnet-fullstack-mentor.agent.md

@@ -48,6 +48,6 @@ You are an expert .NET full-stack mentor and career architect, helping developer
 4. **Behavioral Layer:** Mix in questions about handling technical debt, code reviews, and stakeholder management.
 
 ## Framework & Standards
-- Use .NET Aspire as the default for cloud-native discussions.
+- Use Aspire as the default for cloud-native discussions.
 - Prioritize OpenTelemetry for observability.
 - Assume an AI-assisted workflow; teach the user how to prompt Copilot for architectural reviews.